- Description
BIO 291 Week 1 WileyPLUS Quiz
BIO/291 Week 1 Question 1
Which venous structure does not empty blood into the right atrium?
Coronary sinus |
Inferior vena cava |
Superior vena cava |
Pulmonary vein |
BIO/291 Week 1 Question 2
How many flaps are found on the atrioventricular valve that is located between the right atrium and right ventricle?
2 |
3 |
4 |
5 |
BIO/291 Week 1 Question 3
What valve is located between the right ventricle and the pulmonary trunk?
Aortic semilunar valve |
Bicuspid valve |
Pulmonary semilunar valve |
Tricuspid valve |
BIO/291 Week 1 Question 4
What structure carries oxygenated blood from the lungs to the left atrium?
Aorta |
Pulmonary arteries |
Pulmonary veins |
Superior vena cava |
BIO/291 Week 1 Question 5
What is the correct name for the heart valve that separates the left atrium from the left ventricle?
Aortic semilunar valve |
Bicuspid or mitral valve |
Tricuspid valve |
Pulmonary semilunar valve |
BIO/291 Week 1 Question 6
What chamber of the heart has the thickest wall?
Left atrium |
Left ventricle |
Right atrium |
Right ventricle |
BIO/291 Week 1 Question 7
What is the name of the innermost layer of the heart?
Endocardium |
Myocardium |
Epicardium |
Pericardium |
BIO/291 Week 1 Question 8
From which structure does the electric activity in the heart arise?
Atrioventricular (AV) node |
Atrioventricular (AV) Bundle of His |
Purkinje fibers |
Sinoatrial (SA) node |
BIO/291 Week 1 Question 9
What ion enters the contractile cells during the plateau phase?
Calcium |
Potassium |
Sodium |
Zinc |
BIO/291 Week 1 Question 10
What term is used to describe the maximum amount of blood that can be contained in the ventricles?
End-diastolic volume |
End-systolic volume |
Isovolumetric volume |
Stroke volume |
BIO/291 Week 1 Question 11
Which of the following does not occur during ventricular systole?
Stimulated by action potential from the Purkinje fibers |
Isovolumetric contraction occurs and AV valves open |
Ventricular pressure rises and forces semilunar valves open |
Volume of blood that remains in the ventricles is called the end-systolic volume (ESV) |
BIO/291 Week 1 Question 12
What portion of the conduction system can be found in the walls of the ventricles?
AV Bundle of His |
Atrioventricular (AV) node |
Purkinje fibers |
Sinoatrial (SA) node |
BIO/291 Week 1 Question 13
What molecule must be bound to hemoglobin in order for oxygen to bind?
Heme |
Transferrin |
Iron |
Biliverdin |
BIO/291 Week 1 Question 14
Neutrophils and basophils are formed from which of the following?
Lymphoid stem cells |
Myeloid stem cells |
Megakaryocytes |
Platelets |
BIO/291 Week 1 Question 15
All of the following can be classified as granulocytes except:
Basophils |
Lymphocytes |
Neutrophils |
Eosinophils |